SS 304 / SS 304L Stainless Steel Wire Manufacturer

Precision Alloy is a leading manufacturer and exporter of SS 304 and SS 304L stainless steel wires, offering corrosion-resistant, high-ductility wires for a wide range of industrial, architectural, and fabrication applications. Manufactured in compliance with ASTM A580, ASTM A276, and EN 10270, our wires are available in various sizes, tempers, and surface finishes, catering to industries such as automotive, food processing, textiles, construction, and more.

What are SS 304 / SS 304L Stainless Steel Wires?

SS 304 wire is the most versatile and commonly used austenitic stainless steel wire known for its excellent corrosion resistance, good tensile strength, and formability.
SS 304L wire, a low-carbon version of SS 304, provides better weldability and resistance to intergranular corrosion, making it suitable for welding and cleanroom applications.

Both grades are available in soft, half-hard, and spring-hard conditions, in coil, spool, and cut-length forms.

SS 304 / SS 304L Stainless Steel Wire Specifications

Property Specification
Material Grades SS 304 / SS 304L
UNS Numbers S30400 / S30403
EN / WNR 1.4301 / 1.4307
Diameter Range 0.10 mm – 12 mm
Tempers Soft Annealed, Half-Hard, Spring-Hard
Forms Coil, Spool, Straight Lengths
Surface Finishes Bright, Matte, Pickled, Electropolished
Standards ASTM A580, ASTM A276, EN 10270-3, DIN 1.4301/1.4307

Chemical Composition – SS 304 / SS 304L Wires

Element SS 304 SS 304L
Carbon (C) 0.08 max 0.03 max
Manganese (Mn) 2.00 max 2.00 max
Silicon (Si) 1.00 max 1.00 max
Chromium (Cr) 18.0 – 20.0 18.0 – 20.0
Nickel (Ni) 8.0 – 10.5 8.0 – 12.0
Phosphorus (P) 0.045 max 0.045 max
Sulfur (S) 0.030 max 0.030 max

Mechanical Properties – SS 304 / SS 304L Stainless Steel Wires

Property Value
Tensile Strength 500 – 750 MPa (annealed)
Yield Strength 200 – 250 MPa
Elongation 40% min
Hardness 70 – 95 HRB
Condition Options Soft, Half-Hard, Spring-Hard

Applications of SS 304 / SS 304L Stainless Steel Wires

These stainless steel wires are widely used in:

Construction & Infrastructure

Automotive & Transportation

Marine & Offshore

Aerospace & Defence

Oil & Gas Industry

Manufacturing & Industrial Machinery

Why Choose Precision Alloy?

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Frequently Asked Questions

What is the difference between SS 304 and SS 304L wires?
Are these wires safe for food contact applications?
Can SS 304L wires be used in cleanrooms or sterile environments?
What surface finishes are available?
Do you supply cut-length wires or spooled coils?
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